CVE-2021-26539

MEDIUM5.3EPSS 0.29%

Improper Input Validation in sanitize-html

發布日:2021/5/6修改日:2023/11/8

描述

Apostrophe Technologies sanitize-html before 2.3.1 does not properly handle internationalized domain name (IDN) which could allow an attacker to bypass hostname whitelist validation set by the "allowedIframeHostnames" option.

受影響套件(1)

npm/sanitize-htmlfrom 0, < 2.3.1

CVSS 分數

來源	版本	嚴重程度	向量
osv	CVSS 3.1	MEDIUM5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

參考連結(6)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-26539
PATCHhttps://github.com/apostrophecms/sanitize-html
WEBhttps://advisory.checkmarx.net/advisory/CX-2021-4308
WEBhttps://github.com/apostrophecms/sanitize-html/blob/main/CHANGELOG.md#231-2021-01-22
WEBhttps://github.com/apostrophecms/sanitize-html/commit/bdf7836ef8f0e5b21f9a1aab0623ae8fcd09c1da
WEBhttps://github.com/apostrophecms/sanitize-html/pull/458